Finding the Fourth Proportional to 2,843,421.48, 4,246,973.73 and 2,573,130.60
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Solution
The fourth proportional to 2,843,421.48, 4,246,973.73 and 2,573,130.60 is: 3,843,263.53
Step by Step Solution
- Step 1: Write the proportion equation
2,843,421.48 : 4,246,973.73 = 2,573,130.60 : x - Step 2: Convert to fraction form
2,843,421.48/4,246,973.73 = 2,573,130.60/x - Step 3: Cross multiply
2,843,421.48x = 4,246,973.73 × 2,573,130.60 - Step 4: Simplify right side
2,843,421.48x = 10,928,018,062,059.14 - Step 5: Solve for x
x = 10,928,018,062,059.14/2,843,421.48 - Step 6: Final answer
x = 3,843,263.53
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.